Ordinary people say that a gentleman has five colors, the first is: "Chengqing", the second is: "Ming Huang", the third is: "You Lan", the fourth is: "Zhen Zi", the fifth is: "Ji Bai" Cheng, the responsibility of being a son of man, the responsibility of being a brother, the responsibility of people and people, calling it one's own responsibility; Ming, the most clear and easy to understand, the most vulgar and unbearable, the most humane feeling; Travel, taking in the scenery of all things, experiencing the taste of the world, a good horse does not need to return; Zhen, pure preciousness, precious purity, the most worthy of cherishing is loss; Ji, helping the world but not oneself, no one needs to help. Dear readers, if you are willing, you may wish to follow me to explore the flavors of these five colors.